diff --git a/src/KeyHub.Web/ViewModels/CustomerApp/CustomerAppCreateEditModel.cs b/src/KeyHub.Web/ViewModels/CustomerApp/CustomerAppCreateEditModel.cs
old mode 100644
new mode 100755
index a688cb6..a883630
--- a/src/KeyHub.Web/ViewModels/CustomerApp/CustomerAppCreateEditModel.cs
+++ b/src/KeyHub.Web/ViewModels/CustomerApp/CustomerAppCreateEditModel.cs
@@ -23,6 +23,7 @@ public class CustomerAppCreateEditModel : RedirectUrlModel
         [StringLength(256)]
         public string ApplicationName { get; set; }
 
+        [Required]
         public List<Guid> SelectedLicenseGUIDs { get; set; }
 
         /// <summary>